Forming Flare; L.c.a. Front Bushing Flaring; Wheel Hub And Disc; Replacement Of Bearings - Pontiac TRANS AM 1977 Service Manual

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FRONT SUSPENSION
3C-13
-
I
USE
LARGE
END FOR ALL
I
SERVICE PROCEDURES
H SERIES
WHEEL HUB AND DISC
Removal (Fig.
3C-24)
BEA~ING
(HIDDEN)
1
Fig.
3C-22
Forming Flare
Fig.
36-24
Front Hub and Disc Removal
BEFQRE FLARING
AFTER FLARING
lvlawlAj
Fig.
36-23 L.C.A.
Front Bushing Flaring
1. Insert the lower control arm ball stud into the steering
u
knuckle boss, install the ball stud nut, torque to specifications
and insert new cotter pin.
NOTE: Never back off nut to align the cotter pin.
Always tighten nut to next slot that lines up with hole
in the stud.
2. Install the coil spring as outlined earler.
3. Torque nuts to specifications.
1. Raise vehicle on a hoist.
2. Remove the wheel and tire assembly.
3. Remove the brake caliper from the disc. See Section
5.
4.
Remove hub grease cup, cotter pin, spindle nut and
washer and remove hub and bearing. Do not allow bearing
to fall out of hub when removing hub from spindle.
Replacement of Bearings
1. Remove outer bearing with fingers.
2. Remove the inner bearing by prying out the grease
seal. Discard seal.
3. Wash all parts thoroughly in cleaning solvent and
blow dry.
Inspection
1. Check bearings for cracked separators or pitting.
2. Check races for scoring or pitting.
Repair
NOTE: If it is necessary to replace either the outer or
inner bearing it will be necessary to replace the race for
that bearing.
1. Drive out old race from hub with a brass drift inserted
behind race in notches in hub.
2. Lubricate the new race with a light film of grease.
3. Start the race squarely into the hub and seat the race
using 5-8850 for the inner and J-8357 for the outer.
4. Lower vehicle to the floor.

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Firebird 1977

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